The following measures can be used to deal with a baby with a large back of the head. First, watch and wait. If the infant’s back of the head is caused by genetic factors, due to the infant’s father or mother having a large back of the head, through heredity, causing the infant to have a large back of the head. The infant’s growth and weight gain at this time are comparable to children of the same age and do not need to be treated. Next, take timely vitamin D and calcium gluconate supplements. If the slightly large back of the baby’s head is caused by vitamin D deficiency rickets, vitamin D as well as calcium can be applied to relieve it. Finally, timely brain surgery can be performed. If the infant’s large back of the head is caused by hydrocephalus or a brain tumor, timely brain surgery should be performed.